How to Find the Gear Ratio on a GM Rear End?

Answer There are a couple of ways to find the gear ratio on a GM rear end. If changing the gear ratio is desired, it is important to know exactly which rear housing is present. They come in different size... Read More »

Top Q&A For: How to Find the Gear Ratio on a GM Rear End

How to Find the Gear Ratio on a 12 Bolt Rear End?

The 12 bolt rear end is a popular unit used in muscle cars. The technical name for a rear end is the rear differential. A differential accepts the power from the engine via the driveshaft and sends... Read More »

How to Tell a Rear End Gear Ratio?

Calculating a rear end gear ratio yields only one part of an automobile’s final drive ratio, the transmission ratio must also be used to calculate the final drive ratio. Altering the final drive ... Read More »

How to Check the Gear Ratio in a Rear End?

The rear-end gear ratio describes the relationship between the pinion gear (the gear attached to the engine) and the ring gear (the gear attached to the wheels). This relationship determines whethe... Read More »

How to Calculate Rear End Gear Ratio?

The rear end gear ratio of your particular automobile will indicate the balance in power and speed of your specific car. Most high-performance sports cars have a higher gear ratio of 3.5-4.2 s, whi... Read More »